The Vacuum Tube’s Last Stand(s)

When most people think about vacuum tubes, they picture big glass bottles glowing inside antique radios or early computers. History often treats tubes as a dead-end technology that was suddenly …read more

Hackaday Links: May 10, 2026

While Artemis II was primarily a demonstration flight of the architecture NASA plans to use for future lunar missions, it was also an excellent excuse for the crew to snap …read more

Hackaday Podcast Episode 369: IR, E-Ink, And Avgas

In this episode, Hackaday Editors Elliot Williams and Tom Nardi start things off by discussing the latest reason that cheap PCB fabrication isn’t quite as cheap as it once was. …read more

This Week In Security: Another Linux Exploit, Ubuntu Knocked Offline, Finals Interrupted, And Backdoored Tools

After the CopyFail vulnerability gave root access from any user on almost all distributions last week, this week we’ve got DirtyFrag. This chains the vulnerability in CopyFail (xfrm-ESP) and a …read more

Congratulations To The Green Powered Challenge Winners!

For this challenge, we asked you to show off your hacks that power themselves sustainably from the environment around them. After all, nobody likes wires, and changing batteries is just …read more

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Building Festival Badges That Sync Themselves Up

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By Zoe Skyforest | May 20, 2026

Lots of music events these days hand out various glowing tchotchkes that flash and sync up with the performance. [Tony Goacher] has whipped up his own badges that can do …read more
A DIY 3D Printing Filament Dryer

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By Maya Posch | May 20, 2026

In a recent video [Saša Karanović] revisits the DIY filament dryer that he gave a shot a couple of years ago. Back then he reused an existing filament dryer, adding a …read more
DIY Potentiometer Is A Great Teaching Aid

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By Zoe Skyforest | May 20, 2026

A potentiometer is a simple electrical device that allows resistance to be varied at will. Most everyone in the electronics field is intimately familiar with how they work on a …read more
Spy Tech: A Quiet Radio For Spies

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By Al Williams | May 20, 2026

Normally, when you think of a radio transmitter, you want the strongest signal and range. But if your radio operator is secretly operating as a spy, broadcasting their position isn’t …read more
Put The Moon On Your Desk

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By Julian Scheffers | May 20, 2026

Most people take the Moon for granted, not considering its slow cycle where the sun gradually illuminates different parts of it. A recent project from [Karsten Mueller] helps you keep …read more
Between-Device Sharing Still Sucks

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By Zoe Skyforest | May 20, 2026

Once upon a time, computing was simple. You had files on a floppy disk. If you wanted to take them to a different computer, you ejected the disk from one …read more
Bring Back That Aged Scanner, In Your Browser

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By Jenny List | May 20, 2026

We have probably all at some point had to replace a peripheral not because it is faulty, but because it is no longer supported by our operating system. It’s especially …read more

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The Vacuum Tube’s Last Stand(s)

Hackaday Links: May 10, 2026

Hackaday Podcast Episode 369: IR, E-Ink, And Avgas

This Week In Security: Another Linux Exploit, Ubuntu Knocked Offline, Finals Interrupted, And Backdoored Tools

Congratulations To The Green Powered Challenge Winners!

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Between-Device Sharing Still Sucks

How Search Engines Enabled Finding Needles In A WWW-Sized Haystack

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The Vacuum Tube’s Last Stand(s)

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Spy Tech: A Quiet Radio For Spies

How Pulse Oximetry Figures Out Your Blood Oxygen Levels

How To Make Steel That Breathes

This Week In Security: Android Exposes ADB, ShinyHunters Get Paid, Robot Dogs, And More

Hackaday Links: May 17, 2026

The Vacuum Tube’s Last Stand(s)

Hackaday Links: May 10, 2026

Hackaday Podcast Episode 369: IR, E-Ink, And Avgas

This Week In Security: Another Linux Exploit, Ubuntu Knocked Offline, Finals Interrupted, And Backdoored Tools

Congratulations To The Green Powered Challenge Winners!

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